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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

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Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

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Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

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Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Large male size and mating success. Large male size and mating success.
Although males tend to be larger than females, the two overlap significantly in size. The size of a Although males tend to be larger than females, the two overlap significantly in size. The size of a
Relative Size of the Body’s Fluid Compartments Relative Size of the Body’s Fluid Compartments
Drag the labels to indicate the change in the size of the reservoir. . . Drag the labels to indicate the change in the size of the reservoir. . .
The Size Of Your Baby’s Stomach The Size Of Your Baby’s Stomach
Relative size ranges and fluorescent dye labeling colors of 16 STR Relative size ranges and fluorescent dye labeling colors of 16 STR
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